Yixing Feifan Ceramics Co.Ltd: Shangluo, Shaanxi, China; Main products: AL2o3 Ceramic

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95% AL2O3 Metalized Aluminum Oxide Ceramic Ring With Ra 0.4 / Sim Ra 0.8 Surface Finish

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Product Details

Brand Name

FFTC

Place of Origin

China

Delivery Time:Depends on the quantity, always in a month.
Certification:ROHS、ISO9001

95% AL2O3 Metalized Aluminum Oxide Ceramic Ring With Ra 0.4 / Sim Ra 0.8 Surface finish

Specifications:

95%,99%,99.7%?Al2O3?Material?Parameters:

Item	Test?Condition	Unit?Symbol	95%Alumina? ceramics	99%Alumina? ceramics	99.7%Alumina? ceramics
The?main?chemical? ingredient			Al2O3	Al2O3	Al2O3
Bulk?Density		g/cm3	3.6	3.89	3.96
Maximum?Use?Temperature			1450℃	1600℃	1650℃
Water?absorption		%	0	0	0
ROHS?Hardness			≥85	≥89	≥89
Flexural?strength	20°?C	MPa?(psi?x?103)	358?(52)	550	550
Compressive?Strength	20°?C	MPa?(psi?x?103)	2068?(300)	2600(377)	2600(377)
Fracture?Toughness	K(I?c)	Mpa?m1/2	4-5	5.6	6
Coefficient?of? thermal?expansion	25-1000°?C	1X?10-6/°C	7.6	7.9	8.2
Coefficient?of? thermal?conductivity	20°?C	W/m?°K	16	30.0	30.4
Thermal?Shock?Resistance	Tc	°C	250	200	200
Dielectricity?constant	1MHz.25℃		9	9.7	9.7
Dielectric?strength		ac-kV/mm?(ac?V/mil)	8.3?(210)	8.7?(220)	8.7?(220)
Volume?Resistivity	100℃	ohm-cm	>?1013	>?1014	>?1014

Description:

1.?Material:?95%?AL2O3

2.?Method?of?molding:?Thermal?casting/dry?press/extrusion

3.?Color:White

4.?Sintering?temperature:?1750℃

5.?Surface?finish:?Ra0.4&simRa0.8&mum

6.?Packing:?Pack?with?carton?and?ship?with?wooden?c

Yixing Feifan Ceramics Co.Ltd: Contact nameLiu Guoxiang
Chat Now; Phone86-0510-87191518; AddressJianxin Village Dingshu town ,Yixing, Shangluo, Shaanxi

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